Sony doesn’t seem to have any plans to roll out the latest ICS software update or Jelly Bean to Xperia Neo MT15i / MT15a, but it can now be updated to Android 4.1.1 Jelly Bean custom ROM. You can easily install Android 4.1.1 Jelly Bean CM10 on Xperia Neo MT15i / MT15a with the tutorial given below. You need to have ClockworkMod recovery installed from before.

In this tutorial, we will tell you how to update Xperia Neo MT15i / MT15a to CM10 Android 4.1.1 Jelly Bean firmware with complete steps and instructions. Make sure you backup all your data as given in the tips below, because you will have to wipe all your data from ClockworkMod recovery later in the instruction steps. Let’s get on with the tutorial now.

Disclaimer: All the tools, mods or ROMs mentioned below belong to their respective owners/developers. We (TeamAndroid.com) or the developers are not to be held responsible if you damage or brick your device. We don’t have you on gun point to try out this tutorial

What’s Not Working:

Lots of features. This ROM is still WIP (work in progress).

Make sure you have installed all your USB drivers for the Sony Ericsson Xperia Neo to connect it with the computer. Download Sony Ericsson Xperia Neo USB drivers! Apart from just the USB drivers, there are a few more things that you need to take care of.